22496616 has 80 divisors (see below), whose sum is σ = 63706500. Its totient is φ = 7416576.

The previous prime is 22496581. The next prime is 22496647. The reversal of 22496616 is 61669422.

It can be written as a sum of positive squares in 2 ways, for example, as 19448100 + 3048516 = 4410^2 + 1746^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 96436 + ... + 96668.

Almost surely, 2^22496616 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22496616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31853250).

22496616 is an abundant number, since it is smaller than the sum of its proper divisors (41209884).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22496616 is a wasteful number, since it uses less digits than its factorization.

22496616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400 (or 387 counting only the distinct ones).

The product of its digits is 31104, while the sum is 36.

The square root of 22496616 is about 4743.0597719194. The cubic root of 22496616 is about 282.2966547728.

The spelling of 22496616 in words is "twenty-two million, four hundred ninety-six thousand, six hundred sixteen".